DL 1680 then KE 36 at Atlanta
Cincinnati Northern Kentucky → Atlanta → Seoul
Timetable, Atlanta time
21:43DL 1680 from Cincinnati Northern Kentucky at the gate
12:25KE 36 to Seoul leaves the gate
14 h 42 apart on the timetable, overnight
KE 36 leaves 14 h 42 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.